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  • Writer's pictureTamara Pester

What does the “R” inside a circle symbol mean?

Updated: Mar 10

Have you ever wondered about the meaning behind the R inside a circle symbol (®️) commonly found on logos? In this blog post, we'll explore the significance of this symbol and its connection to trademark protection and branding.


Tamara Pester Schklar with circle R trademark symbol
Tamara Pester Schklar with circle R trademark symbol

What does the "R" in the circle mean?

  • The R inside a circle symbol ®️ stands for a registered trademark.

  • It means that the brand or business name, tagline, design, or logo has been officially registered with a government agency, such as the USPTO (United States Patent and Trademark Office).

  • Registration provides protection against unauthorized use or imitation of the registered brand.

Registered vs. Unregistered Trademark

  • While the ®️ represents a registered trademark, the TM symbol (™) means an unregistered trademark.

  • The TM symbol signifies that the brand or logo is being asserted as a trademark even though it hasn't yet completed the formal registration process.

  • The use of the R inside the circle symbol indicates a stronger, formal level of legal protection compared to the TM symbol.

Historical Context and Legal Significance

  • The circle with the letter "R" inside has been around since the early 1900s. It started when trademark laws were made to safeguard brands and their ideas.

  • The "R" inside a circle is a special mark that shows a trademark is officially registered in the United States. This recognition is based on the Lanham Act of 1946.

  • Putting the "R" inside a circle on a logo or product signals that the owner is committed to protecting their brand identity and reputation.

  • The Trademark Act (Lanham Act) indicates that it’s misleading and thus illegal to use the R inside a circle unless you have achieved formal trademark protection with the U.S. Patent and Trademark Office. 

The Impact of the Ri inside a circle on Logos and Branding


Enhancing Brand Recognition

  • Including the R inside a circle symbol in a logo next to your registered trademark can enhance brand recognition and consumer trust.

  • The ®️ symbol communicates that the brand is legally protected and recognized by relevant authorities, which can positively influence consumer perception and loyalty.

Deterrence of Unauthorized Use

  • Registering your brand and letting the world know by putting the R inside a circle symbol can help stop fake copies and unauthorized use of a brand's materials.

  • Competitors are less likely to copy a registered trademark because they could face legal consequences for violating another brand's rights.

To sum up, the "R" inside a circle ®️ means a mark is registered and is officially protected by law for its logos, designs, and name. This symbol is important in history and shows that a brand has registered to protect its intellectual property. Understanding the meaning of this symbol is essential for both businesses and consumers in the realm of branding and intellectual property law.


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